| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 202796-42-7 | | ucb35625 | | | | |
| 202797-03-3 | 3-氨基-n-boc-9-氮杂双环[3.3.1]壬烷 | 3-amino-n-boc-9-azabicyclo[3.3.1]nonane | | | | |
| 202798-06-9 | e-4-(1-戊烯基)-苯甲酸 | 4-pent-1-enyl-benzoic acid | | | | |
| 2028-33-3 | 2-(1-甲基-2-氧代丙基)-1H-异吲哚-1,3-(2H)-二酮 | 2-(1-Methyl-2-oxopropyl)-1H-isoindole-1,3-(2H)-dione | C12H11NO3 | 217.22 | | |
| 2028-52-6 | | 1-bromo-3-methyl-1-pentyn-3-o | | | | |
| 2028-63-9 | 3-丁炔-2-醇 | 3-Bytyn-2-ol | C4H6O | 70.09 | | 66℃(150 |
| 2028-74-2 | | 4-Chloro-benzenediazonium chloride | C6H4Cl2N2 | 175.02 | | |
| 2028-84-4 | | 4-Methyl-benzenediazonium chloride | C7H7ClN2 | 154.60 | | |
| 20280-45-9 | | dimethyl-methylsulfanylmethyl-amine | C4H11NS | 105.20 | | |
| 20280-81-3 | | 4-Methoxycoumarin | | | | |
| 20280-93-7 | | 3-acetyl-7-methyl-coumari | | | | |
| 202801-92-1 | 食欲肽b (老鼠) ≥97% | orexin b (rat, mouse) | | | | |
| 202805-26-3 | | (2R)-[(diphenylacetyl)amino](phenyl)acetic acid | | | | |
| 202807-44-1 | | 6-methoxy-1-methyl-1h-indole-3-carbaldehyde | | | | |
| 20281-00-9 | | Cesium oxide | Cs2O | | | |
| 20281-21-4 | | 1'-biphenyl]-2-ol, 2'-nitro-[ | C12H9NO3 | 215.20 | | |
| 202817-08-1 | | [2-(2-isopropyl-1,3-thiazol-4-yl)ethyl]amine dihydrochloride | | | | |
| 202817-15-0 | | 2-isopropyl-1,3-oxazole-4-carbaldehyde | | | | |
| 202819-53-2 | 3-氨基-n-苄基丙酰胺盐酸盐 | 3-amino-n-benzylpropanamide hydrochloride | | | | |
| 20282-28-4 | | 2-propyl-1,1'-biphenyl | C15H16 | 196.29 | | |
| 20282-40-0 | | 1-butyl-2,5-dimethyl-1h-pyrrole | | | | |
| 20282-58-0 | | tricosactide | | | | |
| 20282-70-6 | | 1'-biphenyl]-4,4'-bis(diazonium), 3,3'-dimethoxy-[ | C14H12Cl2N4O2.ZnCl2 | 475.46 | 300℃ | |
| 202821-07-6 | | 2-nitro-pyrido(3,2,1-kl)phenothiazin-3-one | | | | |
| 202821-14-5 | | 2-(3-ethoxy-4-hydroxy-benzyl)-3-oxo-butyric acid ethyl ester | | | | |
| 202821-16-7 | | (2-tert-butyl-phenoxy)acetonitrile | | | | |
| 202821-40-7 | | 6-br-3-(1-(2-br-bz)-5-furan-2-yl-4,5-2h-1h-pyrazol-3-yl)-4-ph-1h-quinolin-2-one | | | | |
| 202821-81-6 | | bms-191011 | | | | |
| 202823-23-2 | | 5-(4-(trifluoromethyl)phenyl)-1,3,4-oxadiazol-2-amine | | | | |
| 202823-24-3 | | (5-chloro-2-methoxy-phenyl)-hydrazine | | | | |
| 202823-67-4 | | 1,4-dichloro-5,6,7,8-tetrahydro-5,8-ethanophthalazine | C10H10Cl2N2 | 229.10 | | |
| 202825-45-4 | ralfinamide 甲磺酸酯 | ralfinamide mesylate | | | | |
| 202825-46-5 | | safinamide mesylate salt | | | | |
| 202826-52-6 | 1h-螺[哌啶-4,2-喹唑啉]-4(3h)-酮 | 1'h-spiro[piperidine-4,2'-quinazolin]-4'(3'h)-one | | | | |
| 20283-52-7 | | l-glyceraldehyde-3-phosphate solution | | | | |
| 20283-69-6 | | niddamycin | | | | |
| 20283-92-5 | 迭香酸 | cinnamic acid, 3,4-dihydroxy-, 2-ester with 3-(3,4-dihydroxyphenyl)lactic acid | | | 171-175℃ | |
| 202831-65-0 | 4-溴-4'-(二苯氨基)联苯 | 4-bromo-4'-(diphenylamino)biphenyl | | | | |
| 202832-99-3 | 聚丙交酯 | resomer® r 202 s, poly(d,l-lactide) | | | | |
| 2028341-88-8 | | 2-(tert-butyl) 8-methyl 2,6-diazaspiro[3.4]octane-2,8-dicarboxylate | | | | |
| 2028341-90-2 | (2-氧杂-6-氮杂螺[3.4]辛烷-8-基)甲醇 | (2-oxa-6-azaspiro[3.4]octan-8-yl)methanol | | | | |
| 2028341-96-8 | 4-(羟甲基)-8-氧杂-2-氮杂螺[4-]癸烷-2-羧酸叔丁酯 | tert-butyl 4-(hydroxymethyl)-8-oxa-2-azaspiro[4.5]decane-2-carboxylate | | | | |
| 20284-29-1 | | oleic acid, octaester with tripentaerythritol | | | | |
| 20284-78-0 | | galegine sulphate | | | | |
| 20284-79-1 | | senecioylcholine | | | | |
| 202842-98-6 | 3,4-二甲基-1h-吡唑二氢磷酸盐 | 3,4-dimethyl-1h-pyrazole phosphate | | | | |
| 20285-70-5 | | 5-((4-methoxyphenyl)methyl)-4-pyrimidinediamine | | | | |
| 202850-01-9 | | n-[12-[(7-nitro-2-1,3-benzoxadiazol-4-yl)amino]dodecanoyl]-d-erythro-sphingosine | | | | |
| 202857-88-3 | 2-苄氧基-1-溴-4-氟苯 | 2-(benzyloxy)-1-bromo-4-fluorobenzene | | | | |
| 202857-89-4 | | 2-(benzyloxy)-4-fluorobenzaldehyde | | | | |
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